851796790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{344857}}^1$

素因数の和:344896

約数の個数: 32

約数和(自身を含む): 1738084320

約数和(自身を除く): 886287530

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 344857, 689714, 1724285, 3448570, 4483141, 6552283, 8966282, 13104566, 22415705, 32761415, 44831410, 65522830, 85179679, 170359358, 425898395, 851796790]

約数ペア:

[(1, 851796790), (2, 425898395), (5, 170359358), (10, 85179679), (13, 65522830), (19, 44831410), (26, 32761415), (38, 22415705), (65, 13104566), (95, 8966282), (130, 6552283), (190, 4483141), (247, 3448570), (494, 1724285), (1235, 689714), (2470, 344857)]